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Regulator-posted notice

Breach notice filed by Western Montana Mental Health Center (November 2024)

Organization named: Western Montana Mental Health Center Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Nov. 14, 2024.

Organization as reported
Western Montana Mental Health Center, MT
Entity type as reported
Healthcare Provider
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
Nov. 14, 2024
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 9604, row:743)
Archived copy
Held in the private archive (provenance)

The covered entity (CE), Western Montana Mental Health Center, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 86,758 individuals. The CE notified HHS and the affected individuals. In response to the breach, the CE implemented additional technical and security safeguards.

The source's own words, from the revision above.

Figures, per source

  • 86,758 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Nov. 14, 2024, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date (HHS Office for Civil Rights breach portal)
  • Observed by BreachRecords (revision 9604)
  • Approved by a reviewer

Organizations linked by a reviewer

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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